v3.40.1

<!-- Release notes generated using configuration in .github/release.yml at main -->

What's Changed

🐛 Bug Fixes

• fix: rely on naive datetime for sqlalchemy by @WilliamBergamin in https://github.com/slackapi/python-slack-sdk/pull/1833

📦 Other changes

• chore(release): version 3.40.1 by @WilliamBergamin in https://github.com/slackapi/python-slack-sdk/pull/1834

Full Changelog: https://github.com/slackapi/python-slack-sdk/compare/v3.40.0...v3.40.1 Milestone: https://github.com/slackapi/python-slack-sdk/milestone/116?closed=1